Home / 122,032.83-168,403.55-67,579.84

Finding the Fourth Proportional to 122,032.83, 168,403.55 and 67,579.84

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Solution

The fourth proportional to 122,032.83, 168,403.55 and 67,579.84 is: 93,259.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,032.83 : 168,403.55 = 67,579.84 : x
  2. Step 2: Convert to fraction form
    122,032.83/168,403.55 = 67,579.84/x
  3. Step 3: Cross multiply
    122,032.83x = 168,403.55 × 67,579.84
  4. Step 4: Simplify right side
    122,032.83x = 11,380,684,964.43
  5. Step 5: Solve for x
    x = 11,380,684,964.43/122,032.83
  6. Step 6: Final answer
    x = 93,259.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.